If 25 Milliliters of Alcohol Is Mixed with 1250 Milliliters $\frac { 1 } { 2 }$

If 25 milliliters of alcohol is mixed with 1250 milliliters of water, what is the dilution ratio, in simplest form, of this solution?

A) $\frac { 1 } { 2 }$
B) $\frac { 1 } { 3 }$
C) $\frac { 1 } { 10 }$
D) $\frac { 1 } { 6 }$
E) $\frac { 2 } { 3 }$